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by Dr. Osama M. Khaled — last modified Mar 27, 2024 08:42 PM Located in Physics / Gravity / The Moon and Gravity

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by Dr. Osama M. Khaled — published Mar 29, 2024 — last modified Mar 29, 2024 12:03 AM Located in Physics / Gravity / Kepler's Laws

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by Dr. Osama M. Khaled — last modified Mar 29, 2024 12:02 AM Located in Physics / … / Kepler's Laws / Kepler's second law

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A gallon of water weighs 8 ln. What is its volume in cubic feet?

by Dr. Osama M. Khaled — published Oct 21, 2024 — last modified Nov 03, 2024 08:30 AM Located in Physics / Solids / Exercises

A BA is assessing the performance of a recently deployed HR portal. The goal is to determine if the solution is delivering the expected business value. Which task is being performed?

by Dr. Osama M. Khaled — published Mar 06, 2026 Located in Computing / … / CBAP Certification Practice Exams / CBAP Practice Exam #1

Communication between VPCs in different regions could be possible if their regional transit gateways are peered

by Dr. Osama M. Khaled — published Aug 22, 2024 — last modified Aug 22, 2024 04:39 AM Located in Computing / … / Amazon Web Services (AWS) / AWS Networking Essentials

Match AWS Transit Gateway key concepts to their definitions

by Dr. Osama M. Khaled — published Aug 22, 2024 Located in Computing / … / Amazon Web Services (AWS) / AWS Networking Essentials

Simplify answers when multiplying fractions

by Dr. Osama M. Khaled — published Mar 06, 2024 — last modified Jul 12, 2024 09:40 PM — filed under: Year 6

After multiplying two fractions, we need to simplify the result, if possible

Located in Mathematics / … / Fractions and Mixed Numbers / Multiplying Fractions

Evaluate the following expression

by Dr. Osama M. Khaled — published Mar 13, 2024 Located in Mathematics / … / Multiplying Fractions / Evaluate exponential expressions that have fractional bases

Triangles

by Dr. Osama M. Khaled — published Oct 12, 2025 — last modified Oct 18, 2025 08:16 AM

Triangular shapes are especially important because triangles contribute strength and stability to walls and towers. The gable roofs of houses are triangular, ...

Located in Mathematics / Geometry

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